计算机网络英文题库,计算机网络英文题库(附答案)chapter3

B Point-to-point protocol

C Reliable, in-order byte steam protocol D Pipelined protocol

69. Which of the following about TCP is not correct? A It is a connectionless protocol B full duplex data transfer protocol C connection-oriented protocol D flow controlled protocol

70. The maximum amount of data that can be grabbed and placed in a segment is limited by the ____.

A Maximum segment size (MSS) B MTU

C Sequence number D Check sum

71. The MSS is typically set by first determining the length of the largest link-layer frame that can be sent by the local sending host (the so-called____), and then will fit into a single link-layer frame. A Maximum segment size (MSS) B MTU

C Sequence number D Check sum

72. The MSS is the maximum amount of ____layer data in the segment, not the maximum size of the TCP segment including headers. A Application B Transport C Networking D Link

73. Which of the following field is not used for connection setup and teardown? A Sequence number B TST C SYN D FIN

74. ____ is the byte stream number of first byte in the segment. A Sequence number B ACK number C Checksum D port number

75. ____ is the byte sequence numbers of next byte expected from other side. A Sequence number B ACK number C Checksum D port number

76. Because TCP only acknowledges bytes up to the first missing byte in the stream, TCP is said to provide ____ acknowledgements.